| AFSCME Career Development Program Records | 1966-1975 | | LR002369 |
| AFSCME Local 1259: Detroit Public Library Records | 1920-1981, bulk 1950-1972 | | LR002374 |
| AAUP Wayne State University Chapter Records | 1940-1973 | | LR000662 |
| Willoughby Abner Papers | 1940s-1973 | | UP000545 |
| ACLU of Michigan: Metropolitan Detroit Branch Records | 1952-1966 | | UR000231 |
| ACLU Oakland County Branch Records | 1970-1984 | | UR001170 |
| Action Coalition of Strikers Records | 1994-2001, bulk 1995-1997 | | UR001694 |
| Stephen Adamcyk Papers | 1937-1972 | | LP000562 |
| Joseph Adams Papers | 1939 | | LP001111 |
| AFA Chicago/Rosemont: McDonald v. UAL Case Records | 1959-1992, bulk 1965-1984 | | LR002386 |
| AFA Washington, D.C.: McDonald v. UAL Case Records | 1980-1989 | | LR002385 |
| AFL-CIO Metropolitan Detroit Records | 1918-1967 | | LR000053_MD |
| AFL-CIO Records | 1916-1952 | | |
| Metropolitan Detroit AFL-CIO Council: Tom Turner Records | 1968-1984 | | LR000053 |
| Michigan AFL-CIO Records | 1930-1981 | | LR000102 |
| Michigan AFL-CIO: August Scholle Records | 1937-1945 | | LR000110 |
| Michigan AFL-CIO: Lansing Office Records | 1930-1963, bulk 1952-1956 | | LR000102_LO |
| Michigan AFL-CIO: William C. Marshall Records | 1961-1983 | | LR00102A |
| AFSCME Administration Department Records | 1960-1971, bulk 1968-1970 | | LR002437 |
| AFSCME Business Office Records | 1962-1988, bulk 1974-1980 | | LR002432 |
| AFSCME Central Files Department Records | 1944-1974, bulk 1962-1973 | | LR002070 |
| AFSCME Communications Department Records | 1967-2002 | | LR002204 |
| AFSCME International Executive Board (I.E.B.) Records | 1935–2003 | | LR001991 |
| AFSCME Legislation and Political Education Department Records | 1969-1977, bulk 1974-1975 | | LR000682_LPE |
| AFSCME Local 1733: Memphis, Tennessee Records | 1962-1974, bulk 1968-1970 | | LR001992 |
| AFSCME Local 496: Genesee County, Michigan Records | 1970-1983 | | LR001122 |
| AFSCME Office of the President: Arnold S. Zander Records | 1927-1964, bulk 1936-1964 | | LR001986 |
| AFSCME Office of the President: Gerald W. McEntee Records | 1977-1996, bulk 1982-1995 | | LR001988 |
| AFSCME Office of the President: Jack Howard Records | 1976-2000, bulk 1982-1991 | | LR002367 |
| AFSCME Office of the President: Jerry Wurf Records | 1959-1981, bulk 1968-1980 | | LR001987 |
| AFSCME Office of the Secretary-Treasurer: Gordon Chapman Records | 1926–1968, bulk 1936–1961 | | LR001990 |
| AFSCME Office of the Secretary-Treasurer: Gordon Chapman/Joseph Ames Records | 1944-1973, bulk 1962-1972 | | LR002096 |
| AFSCME Office of the Secretary-Treasurer: Government and Civic Employees Organizing Committee Records | 1939-1968, bulk 1950-1957 | | LR000682_GEOC |
| AFSCME Office of the Secretary-Treasurer: William Lucy Records | 1970-2001, bulk 1972-2000 | | LR001989 |
| AFSCME Organizing Department Records | 1967-1972 | | LR000682_OO |
| AFSCME Program Development Department Records, Part 1 & 2 | 1964-1977, bulk 1973-1975 | | LR002203 |
| AFSCME Public Policy Analysis Department Records | 1968-1981, bulk 1978-1979 | | LR001994 |
| AFSCME Retiree Department Records | 1979-1999, bulk 1992-1995 | | LR002197 |
| AFSCME Women's Rights Department Records | 1974-1986, bulk 1983-1986 | | LR001993 |
| AFT Inventory Part I Records | 1914-1980 | | LR000348_1 |
| Dearborn Federation of Teachers Local 681 Records | 1939-1995, bulk 1960s-1980s | | LR001794 |
| AFT: Human Rights and Community Relations Records | 1960-2005 | | LR000348 |
| AFT Inventory Part II Records | 1914-1967 | | LR000348_2 |
| AFT Local 1052: Hamtramck Federation of Teachers Records | 1957-1963 | | LR000269 |
| AFT Local 1295: Wayne State University Federation of Teachers Records | 1957-1974 | | LR000688 |
| AFT Local 1700: Archdiocesan Teachers Federation (Chicago) Records | 1962-1977 | | LR001072 |
| AFT Local 231: Detroit Federation of Teachers Records | Circa 1930-1979 | | LR000087 |
| AFT Local 231: Detroit Federation of Teachers, Wayne State University Chapter Records | 1941-1957, bulk 1948-1955 | | LR000378_Wayne |
| AFT Local 250: Toledo Federation of Teachers Records | 1933-1968 | | LR000311 |
| AFT Local 28: St. Paul Federation of Teachers Records | 1898-1970 | | LR000417 |
| AFT Local 29: Panama Canal Zone Records | 1918-1981 | | LR001000 |
| AFT Local 3605: Western Wisconsin Technical Institute Records | 1972-1989 | | LR001417 |
| AFT Local 4168: Detroit Association of Educational Office Employees Records | 1942-1984 | | LR001239 |
| AFT Local 420: St. Louis Federation of Teachers Records | 1951-1983, bulk 1962-83 | | LR000463 |
| AFT Local 484: Springfield Federation of Teachers Records | 1937-1994 | | LR001666 |
| AFT Local 61: San Francisco Federation of Teachers Records | 1944-1971 | | LR000524 |
| AFT Local 691: Kansas City Federation of Teachers Records | 1942-1984 | | LR000624 |
| AFT Local 698: East Detroit Federation of Teachers Records | 1953-1964 | | LR000256 |
| Local 1175: Alaska Federation of Teachers Records | 1956-1992 | | LR001651 |
| Local 1520 Cincinnati Federation of Teachers Records | 1963-1995 (bulk 1980s) | | LR001596 |
| AFT Massachusetts Federation of Teachers Records | 1952-1980 | | LR001071 |
| Michigan Federation of Teachers Records | 1934-1963, bulk 1955-1975 | | LR000146 |
| AFT National Defense Cases Records | 1930-1969 | | LR000348_NDF |
| AFT Office of the President Records | 1960-1974 | | LR001553 |
| AFT Ohio Federation of Teachers Records | 1938-1984, bulk 1972-1984 | | LR001442 |
| AFT President's office: Al Loewenthal Records | 1970-1979 | | LR000348_LOEW |
| AFT President's Office: Albert Shanker Records | 1957-1997 bulk 1978-1994 | | LR001553_Shanker |
| AFT President's Office: Carl Megel Records | 1914-1993 | | LR000510 |
| American Federation of Teachers Presidents Office: 1960-1970 Records Part II | 1967-1974, bulk 1970-1974 | | LR0001553_part2 |
| AFT Rhode Island Federation of Teachers Records | 1946-1982 | | LR001349 |
| AFT Secretary-Treasurer's Office Records | 1928-1967 | | LR000348_STO |
| AFT Southern Regional Office Records | 1968-1999, bulk 1975-1985 | | LR001863 |
| AFT State Federations Records | 1922-1967 | | LR000348_SF |
| American Federation of Teachers: International Affairs Department Records | 1980-2000, bulk 1990-1999 | | LR000348IA |
| American Federation of Teachers: Northeast Regional Office Records | 1975-1999 | | LR002219 |
| AFTRA Detroit President's Office: Mary Lou Zieve Records | 1950s-2011, bulk 1980s-1990s | | LR002248 |
| Agricultural Workers History Collection | 1959-1977 | | LR002183 |
| Agricultural Workers Organizing Committee Records | 1959-1966 | | LR000221_AWOC |
| Richard Alatorre Papers | 1969-1976 | | LP001121 |
| Gabriel Alexander Papers | 1944-1976 | | LP000921 |
| Moses Alexander Papers | 1917-1918 | | LP001678 |
| All Unions Committee to Shorten the Work Week Records | 1978 | | LR000880 |
| All-Peoples Congress Records | 1981 | | UR000959 |
| John Allard Papers | 1943-1978 | | LP001014 |
| Winfred G. Allen Jr. Papers | 1972-1978 | | LP000864 |
| Carl Almblad Papers | 1913-1988 | | UP001602 |
| ALPA Alexandria | 1940s-1970s, bulk 1960s | | LR000247_Alex |
| ALPA Atlanta, Georgia Field Office Records | 1949-1985, bulk 1960-1971 | | LR000247_ATL |
| ALPA Engineering and Air Safety Department Records | 1931-1974, bulk 1955-1970 | | LR000247_EAS |
| ALPA Governing Bodies: Board of Directors Records | 1932-1990 | | LR000247_BOD |
| ALPA Governmental Affairs Office Records | 1966-1974, bulk 1971-1972 | | LR000700 |
| ALPA Headquarters Communications Library Records | 1931-1954 | | LR000247_HQC |
| ALPA Kansas City Missouri Field Office Records | 1940-1971, bulk 1948-1965 | | LR000247_KC |
| ALPA Los Angeles Field Office Records | 1955-1989, bulk 1970s-1980s | | LR000247_LAFO |
| ALPA Los Angeles Joint Council Office Records | 1939-1972 | | LR000431 |
| ALPA Los Angeles Records | 1943-1978, bulk 1960s-1970s | | LR000247_LA |
| ALPA Minneapolis Joint Council Records | 1949-1969 | | LR000429 |
| ALPA President's Department Records, Parts 1-3 | 1931-1998 | | LR000247 |
| ALPA Region 5 Vice-President's Files: Capt. William C. Davis Records | 1962-1974, bulk 1967-1972 | | LR000247_Davis |
| ALPA Seattle Joint Council Records | 1953-1969 | | LR000430 |